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Welcome to Guang Yi

Guang Yi Company Limited (GY) was established to meet and fulfill the needs of used and 14-day mobile distributive trades, specifically wholesale trade and retail trade , mobile recycling and environmental protection services. Founded in 1992, formerly known as Zhong Xin Trading Company, GY has dedicated 20 years of experience and commitment in mobile telephony. GY has a deep understanding of the telecommunications market place, recognized as trusted partner of 31 global telecom operators. With headquarter located strategically in Hong Kong, GY now has subsidiaries or recycling network of used mobiles across in 20 countries in Europe, North America, South America, Oceania and Asia. To build on the success of GY’s business to business operation and deepen consumer insights, GY expand into business to consumer market through its fast growing Topdollarmobile e-commerce brand. With the joint effort of our highly experienced and committed staffs, the annual turnover of GY has now exceeded HK$1.6 billion (over US$200 million). More about Guang Yi...

Partners & Suppliers

More about partners & Suppliers...

Major Products We Provide

Major Brands We Provide

Our Vision

Guang Yi is one of the world’s largest buyers and suppliers of used and 14-day mobile phones. We work with mobile network operators, corporates, individual consumers and resell partners worldwide to identify their highest-value recycling opportunities, offer top prices for recycled mobile devices, create successful recycling solutions, and deliver efficient resell operations. More about our vision...

Certifications & Awards

Satisfying quality and environmental standards, Guang Yi has obtained for many years ISO9001 and ISO14001 certificates, issued by the world-acclaimed certification company SGS, one of the 500 leading companies in the world.



The company is also 7th year Alibaba Gold Supplier.


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WeChat Public Account: guangyihk (Subscribe method: log in WeChat on your smartphone, go to the Discover tab, choose Scan QR Code to scan the QR Code below or go to the Contacts tab, click Add, search for us via our WeChat ID “guangyihk".)